PESIPERMA FIX ENVIRONMENTAL SERVICES INC
- Market cap
- $257.38M
- as of 2026-10-23
- Latest close
- $12.13
- as of 2026-10-23
- Sector
- Industrials
- as of 2026-10-24
- Industry
- Waste Management
- as of 2026-10-24
Cluster
No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2023-10-03
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Wamp Zach Paul | Oct 1 | Oct 2 | A | 775 | $11.74 | $9,097 | 54,248 | No | Form 4 |
| Reeder Joe | Oct 1 | Oct 2 | A | 1,289 | $11.74 | $15,130 | 240,634 | No | Form 4 |
| Shelton Larry | Oct 1 | Oct 2 | A | 1,246 | $11.74 | $14,625 | 200,229 | No | Form 4 |
| Grumski Joseph Timothy | Oct 1 | Oct 2 | A | 1,438 | $11.74 | $16,879 | 69,099 | No | Form 4 |
| Bostick Thomas | Oct 1 | Oct 2 | A | 1,108 | $11.74 | $13,005 | 51,718 | No | Form 4 |
| Duggan Kerry C | Oct 1 | Oct 2 | A | 748 | $11.74 | $8,780 | 8,388 | No | Form 4 |
| Zwecker Mark A | Oct 1 | Oct 2 | A | 1,038 | $11.74 | $12,184 | 248,644 | No | Form 4 |
| Reeder Joe | Jul 22 | Jul 24 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Duggan Kerry C | Jul 22 | Jul 23 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Grumski Joseph Timothy | Jul 22 | Jul 23 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Bostick Thomas | Jul 22 | Jul 23 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Shelton Larry | Jul 22 | Jul 23 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Zwecker Mark A | Jul 22 | Jul 23 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Wamp Zach Paul | Jul 22 | Jul 23 | A · derivative | 10,000 | $16.64 | $166,400 | 10,000 | No | Form 4 |
| Shelton Larry | Jul 13 | Jul 14 | M | 2,400 | $4.60 | $11,040 | 198,983 | No | Form 4 |
| Shelton Larry | Jul 13 | Jul 14 | M · derivative | 2,400 | $4.60 | $11,040 | not reported | No | Form 4 |
| Duggan Kerry C | Jul 1 | Jul 2 | A | 819 | $10.72 | $8,780 | 7,640 | No | Form 4 |
| Shelton Larry | Jul 1 | Jul 2 | A | 1,365 | $10.72 | $14,633 | 196,583 | No | Form 4 |
| Wamp Zach Paul | Jul 1 | Jul 2 | A | 849 | $10.72 | $9,101 | 53,473 | No | Form 4 |
| Reeder Joe | Jul 1 | Jul 2 | A | 1,458 | $10.72 | $15,630 | 239,345 | No | Form 4 |
| Bostick Thomas | Jul 1 | Jul 2 | A | 1,213 | $10.72 | $13,003 | 50,610 | No | Form 4 |
| Zwecker Mark A | Jul 1 | Jul 2 | A | 1,167 | $10.72 | $12,510 | 247,606 | No | Form 4 |
| Grumski Joseph Timothy | Jul 1 | Jul 2 | A | 1,528 | $10.72 | $16,380 | 67,661 | No | Form 4 |
| Shelton Larry | Apr 1 | Apr 2 | A | 1,824 | $8.02 | $14,628 | 195,218 | No | Form 4 |
| Wamp Zach Paul | Apr 1 | Apr 2 | A | 1,094 | $8.02 | $8,774 | 52,624 | No | Form 4 |
| Bostick Thomas | Apr 1 | Apr 2 | A | 1,559 | $8.02 | $12,503 | 49,397 | No | Form 4 |
| Grumski Joseph Timothy | Apr 1 | Apr 2 | A | 2,105 | $8.02 | $16,882 | 66,133 | No | Form 4 |
| Duggan Kerry C | Apr 1 | Apr 2 | A | 1,054 | $8.02 | $8,453 | 6,821 | No | Form 4 |
| Reeder Joe | Apr 1 | Apr 2 | A | 1,886 | $8.02 | $15,126 | 237,887 | No | Form 4 |
| Zwecker Mark A | Apr 1 | Apr 2 | A | 1,520 | $8.02 | $12,190 | 244,039 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Nov 17, 2025 | Feb 10 | G | 600 | $0.00 | $0 | 218,165 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Nov 17, 2025 | Feb 10 | G | 600 | $0.00 | $0 | 217,565 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jan 20 | Jan 21 | M | 5,000 | $7.01 | $35,050 | 39,592 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jan 20 | Jan 21 | F | 2,555 | $13.71 | $35,029 | 37,037 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jan 20 | Jan 21 | M | 6,000 | $3.95 | $23,700 | 43,037 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jan 20 | Jan 21 | F | 1,729 | $13.71 | $23,705 | 41,308 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jan 20 | Jan 21 | M · derivative | 5,000 | $7.01 | $35,050 | 5,000 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jan 20 | Jan 21 | M · derivative | 6,000 | $3.95 | $23,700 | 12,000 | No | Form 4 |
| Reeder Joe | Jan 2 | Jan 6 | A | 1,549 | $9.44 | $14,623 | 236,001 | No | Form 4 |
| Zwecker Mark A | Jan 2 | Jan 5 | A | 1,325 | $9.44 | $12,508 | 242,519 | No | Form 4 |
| Shelton Larry | Jan 2 | Jan 5 | A | 1,583 | $9.44 | $14,944 | 193,394 | No | Form 4 |
| Duggan Kerry C | Jan 2 | Jan 5 | A | 929 | $9.44 | $8,770 | 5,767 | No | Form 4 |
| Grumski Joseph Timothy | Jan 2 | Jan 5 | A | 1,840 | $9.44 | $17,370 | 64,028 | No | Form 4 |
| Wamp Zach Paul | Jan 2 | Jan 5 | A | 964 | $9.44 | $9,100 | 51,530 | No | Form 4 |
| Bostick Thomas | Jan 2 | Jan 5 | A | 1,324 | $9.44 | $12,499 | 47,838 | No | Form 4 |
| Reeder Joe | Dec 15, 2025 | Dec 16, 2025 | G | 11,048 | $0.00 | $0 | 237,360 | No | Form 4 |
| Reeder Joe | Dec 15, 2025 | Dec 16, 2025 | G | 1,090 | $0.00 | $0 | 236,270 | No | Form 4 |
| Reeder Joe | Dec 15, 2025 | Dec 16, 2025 | G | 727 | $0.00 | $0 | 235,543 | No | Form 4 |
| Reeder Joe | Dec 15, 2025 | Dec 16, 2025 | G | 727 | $0.00 | $0 | 234,816 | No | Form 4 |
| Reeder Joe | Dec 15, 2025 | Dec 16, 2025 | G | 364 | $0.00 | $0 | 234,452 | No | Form 4 |
| Duggan Kerry C | Oct 1, 2025 | Oct 2, 2025 | A | 1,158 | $7.58 | $8,778 | 4,838 | No | Form 4 |
| Grumski Joseph Timothy | Oct 1, 2025 | Oct 2, 2025 | A | 2,228 | $7.58 | $16,888 | 62,188 | No | Form 4 |
| Reeder Joe | Oct 1, 2025 | Oct 2, 2025 | A | 2,063 | $7.58 | $15,638 | 248,408 | No | Form 4 |
| Shelton Larry | Oct 1, 2025 | Oct 2, 2025 | A | 1,931 | $7.58 | $14,637 | 191,811 | No | Form 4 |
| Wamp Zach Paul | Oct 1, 2025 | Oct 2, 2025 | A | 1,201 | $7.58 | $9,104 | 50,566 | No | Form 4 |
| Zwecker Mark A | Oct 1, 2025 | Oct 2, 2025 | A | 1,609 | $7.58 | $12,196 | 241,194 | No | Form 4 |
| Bostick Thomas | Oct 1, 2025 | Oct 2, 2025 | A | 1,716 | $7.58 | $13,007 | 46,514 | No | Form 4 |
| Duggan Kerry C | Sep 16, 2025 | Sep 16, 2025 | S | 5,653 | $8.60 | Sale −$48,616 | 3,680 | No | Form 4 |
| Shelton Larry | Sep 11, 2025 | Sep 12, 2025 | P | 1,000 | $8.58 | Purchase +$8,580 | 189,880 | No | Form 4 |
| Duff MarkPresident and CEO | Sep 11, 2025 | Sep 12, 2025 | P | 897 | $8.05 | Purchase +$7,221 | 134,556 | No | Form 4 |
| Shelton Larry | Sep 9, 2025 | Sep 10, 2025 | P | 1,000 | $9.61 | Purchase +$9,610 | 188,880 | No | Form 4 |
| Shelton Larry | Sep 2, 2025 | Sep 3, 2025 | M | 2,400 | $4.19 | $10,056 | 187,880 | No | Form 4 |
| Shelton Larry | Sep 2, 2025 | Sep 3, 2025 | M · derivative | 2,400 | $4.19 | $10,056 | not reported | No | Form 4 |
| Zwecker Mark A | Aug 28, 2025 | Sep 2, 2025 | M | 2,400 | $4.19 | $10,056 | 239,585 | No | Form 4 |
| Zwecker Mark A | Aug 28, 2025 | Sep 2, 2025 | M · derivative | 2,400 | $4.19 | $10,056 | not reported | No | Form 4 |
| Wamp Zach Paul | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Reeder Joe | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Shelton Larry | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Bostick Thomas | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Grumski Joseph Timothy | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Zwecker Mark A | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Duggan Kerry C | Jul 24, 2025 | Jul 25, 2025 | A · derivative | 10,000 | $12.23 | $122,300 | 10,000 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jul 14, 2025 | Jul 15, 2025 | M | 5,000 | $7.01 | $35,050 | 33,780 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jul 14, 2025 | Jul 15, 2025 | F | 3,094 | $11.32 | $35,024 | 30,686 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jul 14, 2025 | Jul 15, 2025 | M | 6,000 | $3.95 | $23,700 | 36,686 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jul 14, 2025 | Jul 15, 2025 | F | 2,094 | $11.32 | $23,704 | 34,592 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jul 14, 2025 | Jul 15, 2025 | M · derivative | 5,000 | $7.01 | $35,050 | 10,000 | No | Form 4 |
| Grondin RichardEVP of Hanford & Int. Waste Op | Jul 14, 2025 | Jul 15, 2025 | M · derivative | 6,000 | $3.95 | $23,700 | 18,000 | No | Form 4 |
| Duggan Kerry C | Jul 1, 2025 | Jul 2, 2025 | A | 1,112 | $7.89 | $8,774 | 9,333 | No | Form 4 |
| Grumski Joseph Timothy | Jul 1, 2025 | Jul 2, 2025 | A | 2,202 | $7.89 | $17,374 | 59,690 | No | Form 4 |
| Reeder Joe | Jul 1, 2025 | Jul 2, 2025 | A | 1,980 | $7.89 | $15,622 | 246,345 | No | Form 4 |
| Shelton Larry | Jul 1, 2025 | Jul 2, 2025 | A | 1,895 | $7.89 | $14,952 | 185,480 | No | Form 4 |
| Wamp Zach Paul | Jul 1, 2025 | Jul 2, 2025 | A | 1,153 | $7.89 | $9,097 | 49,365 | No | Form 4 |
| Bostick Thomas | Jul 1, 2025 | Jul 2, 2025 | A | 1,584 | $7.89 | $12,498 | 44,798 | No | Form 4 |
| Zwecker Mark A | Jul 1, 2025 | Jul 2, 2025 | A | 1,586 | $7.89 | $12,514 | 237,185 | No | Form 4 |
| Duggan Kerry C | May 30, 2025 | Jun 2, 2025 | S | 16,634 | not reported | Sale not reported | 8,221 | No | Form 4 |
| Shelton Larry | Apr 1, 2025 | Apr 2, 2025 | A | 2,623 | $5.45 | $14,295 | 183,585 | No | Form 4 |
| Zwecker Mark A | Apr 1, 2025 | Apr 2, 2025 | A | 2,235 | $5.45 | $12,181 | 235,599 | No | Form 4 |
| Duggan Kerry C | Apr 1, 2025 | Apr 2, 2025 | A | 1,550 | $5.45 | $8,448 | 24,855 | No | Form 4 |
| Wamp Zach Paul | Apr 1, 2025 | Apr 2, 2025 | A | 1,609 | $5.45 | $8,769 | 48,212 | No | Form 4 |
| Reeder Joe | Apr 1, 2025 | Apr 2, 2025 | A | 2,774 | $5.45 | $15,118 | 244,365 | No | Form 4 |
| Bostick Thomas | Apr 1, 2025 | Apr 2, 2025 | A | 2,293 | $5.45 | $12,497 | 43,214 | No | Form 4 |
| Grumski Joseph Timothy | Apr 1, 2025 | Apr 2, 2025 | A | 3,095 | $5.45 | $16,868 | 57,758 | No | Form 4 |
| Duff MarkPresident and CEO | Mar 21, 2025 | Mar 24, 2025 | P | 750 | $7.02 | Purchase +$5,265 | 132,359 | No | Form 4 |
| Duff MarkPresident and CEO | Mar 21, 2025 | Mar 24, 2025 | P | 650 | $7.03 | Purchase +$4,570 | 133,009 | No | Form 4 |
| Duff MarkPresident and CEO | Mar 21, 2025 | Mar 24, 2025 | P | 650 | $7.05 | Purchase +$4,583 | 133,659 | No | Form 4 |
| Shelton Larry | Mar 21, 2025 | Mar 24, 2025 | A | 2,000 | $7.07 | $14,140 | 180,962 | No | Form 4 |
| Naccarato BenChief Financial Officer | Mar 21, 2025 | Mar 24, 2025 | P | 400 | $7.00 | Purchase +$2,800 | 48,811 | No | Form 4 |
| Duff MarkPresident and CEO | Mar 18, 2025 | Mar 19, 2025 | P | 500 | $7.10 | Purchase +$3,550 | 131,109 | No | Form 4 |
| Duff MarkPresident and CEO | Mar 18, 2025 | Mar 19, 2025 | P | 500 | $7.20 | Purchase +$3,600 | 131,609 | No | Form 4 |
| Eshleman TroyChief Operating Officer | Mar 18, 2025 | Mar 19, 2025 | P | 1,350 | $7.35 | Purchase +$9,923 | 1,350 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Mar 17, 2025 | Mar 18, 2025 | P | 1,000 | $7.31 | Purchase +$7,310 | 218,765 | No | Form 4 |
| Duff MarkPresident and CEO | Jan 8, 2025 | Jan 10, 2025 | M | 25,000 | $3.15 | $78,750 | 138,052 | No | Form 4 |
| Duff MarkPresident and CEO | Jan 8, 2025 | Jan 10, 2025 | F | 7,443 | $10.58 | $78,747 | 130,609 | No | Form 4 |
| Duff MarkPresident and CEO | Jan 8, 2025 | Jan 10, 2025 | M · derivative | 25,000 | $3.15 | $78,750 | not reported | No | Form 4 |
| Naccarato BenChief Financial Officer | Jan 8, 2025 | Jan 10, 2025 | M | 15,000 | $3.15 | $47,250 | 52,877 | No | Form 4 |
| Naccarato BenChief Financial Officer | Jan 8, 2025 | Jan 10, 2025 | F | 4,466 | $10.58 | $47,250 | 48,411 | No | Form 4 |
| Naccarato BenChief Financial Officer | Jan 8, 2025 | Jan 10, 2025 | M · derivative | 15,000 | $3.15 | $47,250 | not reported | No | Form 4 |
| Reeder Joe | Jan 2, 2025 | Jan 6, 2025 | A | 1,822 | $8.30 | $15,123 | 241,591 | No | Form 4 |
| Duggan Kerry C | Jan 2, 2025 | Jan 3, 2025 | A | 1,018 | $8.30 | $8,449 | 23,305 | No | Form 4 |
| Grumski Joseph Timothy | Jan 2, 2025 | Jan 3, 2025 | A | 1,972 | $8.30 | $16,368 | 54,663 | No | Form 4 |
| Bostick Thomas | Jan 2, 2025 | Jan 3, 2025 | A | 1,506 | $8.30 | $12,500 | 40,921 | No | Form 4 |
| Shelton Larry | Jan 2, 2025 | Jan 3, 2025 | A | 1,722 | $8.30 | $14,293 | 178,962 | No | Form 4 |
| Zwecker Mark A | Jan 2, 2025 | Jan 3, 2025 | A | 1,468 | $8.30 | $12,184 | 233,364 | No | Form 4 |
| Wamp Zach Paul | Jan 2, 2025 | Jan 3, 2025 | A | 1,057 | $8.30 | $8,773 | 46,603 | No | Form 4 |
| Grumski Joseph Timothy | Nov 18, 2024 | Nov 19, 2024 | G | 2,300 | not reported | not reported | 52,691 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Nov 14, 2024 | Nov 15, 2024 | M | 15,000 | $3.15 | $47,250 | 221,209 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Nov 14, 2024 | Nov 15, 2024 | F | 3,444 | $13.72 | $47,252 | 217,765 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Nov 14, 2024 | Nov 15, 2024 | M · derivative | 15,000 | $3.15 | $47,250 | not reported | No | Form 4 |
| Wamp Zach Paul | Oct 1, 2024 | Oct 3, 2024 | A | 989 | $9.20 | $9,099 | 45,546 | No | Form 4 |
| Bostick Thomas | Oct 1, 2024 | Oct 2, 2024 | A | 1,413 | $9.20 | $13,000 | 39,415 | No | Form 4 |
| Duggan Kerry C | Oct 1, 2024 | Oct 2, 2024 | A | 954 | $9.20 | $8,777 | 22,287 | No | Form 4 |
| Grumski Joseph Timothy | Oct 1, 2024 | Oct 2, 2024 | A | 1,834 | $9.20 | $16,873 | 54,991 | No | Form 4 |
| Reeder Joe | Oct 1, 2024 | Oct 2, 2024 | A | 1,698 | $9.20 | $15,622 | 239,769 | No | Form 4 |
| Shelton Larry | Oct 1, 2024 | Oct 2, 2024 | A | 1,589 | $9.20 | $14,619 | 177,240 | No | Form 4 |
| Zwecker Mark A | Oct 1, 2024 | Oct 2, 2024 | A | 1,324 | $9.20 | $12,181 | 231,896 | No | Form 4 |
| Zwecker Mark A | Sep 9, 2024 | Sep 10, 2024 | M | 2,400 | $3.70 | $8,880 | 230,572 | No | Form 4 |
| Zwecker Mark A | Sep 9, 2024 | Sep 10, 2024 | M · derivative | 2,400 | $3.70 | $8,880 | not reported | No | Form 4 |
| Duff MarkPresident and CEO | Sep 4, 2024 | Sep 5, 2024 | P | 500 | $9.91 | Purchase +$4,955 | 112,702 | No | Form 4 |
| Duff MarkPresident and CEO | Sep 4, 2024 | Sep 5, 2024 | P | 350 | $9.95 | Purchase +$3,483 | 113,052 | No | Form 4 |
| Duff MarkPresident and CEO | Sep 3, 2024 | Sep 5, 2024 | P | 500 | $10.48 | Purchase +$5,240 | 111,452 | No | Form 4 |
| Duff MarkPresident and CEO | Sep 3, 2024 | Sep 5, 2024 | P | 750 | $10.07 | Purchase +$7,553 | 112,202 | No | Form 4 |
| Shelton Larry | Aug 28, 2024 | Aug 29, 2024 | M | 2,400 | $3.70 | $8,880 | 175,651 | No | Form 4 |
| Shelton Larry | Aug 28, 2024 | Aug 29, 2024 | M · derivative | 2,400 | $3.70 | $8,880 | not reported | No | Form 4 |
| Zwecker Mark A | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Wamp Zach Paul | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Grumski Joseph Timothy | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Shelton Larry | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Duggan Kerry C | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Reeder Joe | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Bostick Thomas | Jul 18, 2024 | Jul 19, 2024 | A · derivative | 10,000 | $10.20 | $102,000 | 10,000 | No | Form 4 |
| Shelton Larry | Jul 1, 2024 | Jul 3, 2024 | A | 1,968 | $7.60 | $14,957 | 173,251 | No | Form 4 |
| Reeder Joe | Jul 1, 2024 | Jul 2, 2024 | A | 2,057 | $7.60 | $15,633 | 238,071 | No | Form 4 |
| Grumski Joseph Timothy | Jul 1, 2024 | Jul 2, 2024 | A | 2,287 | $7.60 | $17,381 | 53,157 | No | Form 4 |
| Duggan Kerry C | Jul 1, 2024 | Jul 2, 2024 | A | 1,198 | $7.60 | $9,105 | 21,333 | No | Form 4 |
| Zwecker Mark A | Jul 1, 2024 | Jul 2, 2024 | A | 1,690 | $7.60 | $12,844 | 228,172 | No | Form 4 |
| Wamp Zach Paul | Jul 1, 2024 | Jul 2, 2024 | A | 1,241 | $7.60 | $9,432 | 44,557 | No | Form 4 |
| Bostick Thomas | Jul 1, 2024 | Jul 2, 2024 | A | 1,777 | $7.60 | $13,505 | 38,002 | No | Form 4 |
| Wamp Zach Paul | Apr 1, 2024 | Apr 2, 2024 | A | 1,020 | $8.92 | $9,098 | 43,316 | No | Form 4 |
| Bostick Thomas | Apr 1, 2024 | Apr 2, 2024 | A | 1,402 | $8.92 | $12,506 | 36,225 | No | Form 4 |
| Zwecker Mark A | Apr 1, 2024 | Apr 2, 2024 | A | 1,367 | $8.92 | $12,194 | 226,482 | No | Form 4 |
| Duggan Kerry C | Apr 1, 2024 | Apr 2, 2024 | A | 948 | $8.92 | $8,456 | 20,135 | No | Form 4 |
| Grumski Joseph Timothy | Apr 1, 2024 | Apr 2, 2024 | A | 1,892 | $8.92 | $16,877 | 50,870 | No | Form 4 |
| Reeder Joe | Apr 1, 2024 | Apr 2, 2024 | A | 1,696 | $8.92 | $15,128 | 236,014 | No | Form 4 |
| Shelton Larry | Apr 1, 2024 | Apr 2, 2024 | A | 1,640 | $8.92 | $14,629 | 171,283 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | M | 2,000 | $3.15 | $6,300 | 21,427 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | F | 545 | $11.57 | $6,306 | 20,882 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | M | 10,000 | $7.01 | $70,100 | 30,882 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | F | 6,054 | $11.57 | $70,045 | 24,828 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | M | 6,000 | $3.95 | $23,700 | 30,828 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | F | 2,048 | $11.57 | $23,695 | 28,780 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | M · derivative | 2,000 | $3.15 | $6,300 | not reported | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | M · derivative | 10,000 | $7.01 | $70,100 | 15,000 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Mar 26, 2024 | Mar 27, 2024 | M · derivative | 6,000 | $3.95 | $23,700 | 24,000 | No | Form 4 |
| Reeder Joe | Jan 11, 2024 | Jan 12, 2024 | M | 5,000 | $5.93 | $29,650 | 231,818 | No | Form 4 |
| Reeder Joe | Jan 11, 2024 | Jan 12, 2024 | M | 2,500 | $5.15 | $12,875 | 234,318 | No | Form 4 |
| Reeder Joe | Jan 11, 2024 | Jan 12, 2024 | M · derivative | 5,000 | $5.93 | $29,650 | 5,000 | No | Form 4 |
| Reeder Joe | Jan 11, 2024 | Jan 12, 2024 | M · derivative | 2,500 | $5.15 | $12,875 | 7,500 | No | Form 4 |
| Reeder Joe | Jan 2, 2024 | Jan 4, 2024 | A | 2,566 | $5.90 | $15,139 | 226,818 | No | Form 4 |
| Bostick Thomas | Jan 2, 2024 | Jan 3, 2024 | A | 2,120 | $5.90 | $12,508 | 34,823 | No | Form 4 |
| Duggan Kerry C | Jan 2, 2024 | Jan 3, 2024 | A | 1,433 | $5.90 | $8,455 | 19,187 | No | Form 4 |
| Grumski Joseph Timothy | Jan 2, 2024 | Jan 3, 2024 | A | 2,863 | $5.90 | $16,892 | 48,978 | No | Form 4 |
| Shelton Larry | Jan 2, 2024 | Jan 3, 2024 | A | 2,481 | $5.90 | $14,638 | 169,643 | No | Form 4 |
| Zwecker Mark A | Jan 2, 2024 | Jan 3, 2024 | A | 2,067 | $5.90 | $12,195 | 225,115 | No | Form 4 |
| Wamp Zach Paul | Jan 2, 2024 | Jan 3, 2024 | A | 1,433 | $5.90 | $8,455 | 42,296 | No | Form 4 |
| Centofanti Louis FEVP of Strategic Initiatives | Dec 7, 2023 | Dec 11, 2023 | G | 1,500 | not reported | not reported | 206,209 | No | Form 4 |
| Lombardo AndyEVP of Nuclear & Technical Svc | Dec 5, 2023 | Dec 6, 2023 | P | 2,150 | $7.63 | Purchase +$16,405 | 17,448 | No | Form 4 |
| Shelton Larry | Dec 1, 2023 | Dec 4, 2023 | P | 2,000 | $7.20 | Purchase +$14,400 | 167,162 | No | Form 4 |
| Duff MarkPresident and CEO | Dec 1, 2023 | Dec 4, 2023 | P | 750 | $7.07 | Purchase +$5,303 | 108,702 | No | Form 4 |
| Duff MarkPresident and CEO | Dec 1, 2023 | Dec 4, 2023 | P | 750 | $7.27 | Purchase +$5,453 | 109,452 | No | Form 4 |
| Duff MarkPresident and CEO | Dec 1, 2023 | Dec 4, 2023 | P | 750 | $7.28 | Purchase +$5,460 | 110,202 | No | Form 4 |
| Duff MarkPresident and CEO | Dec 1, 2023 | Dec 4, 2023 | P | 750 | $7.00 | Purchase +$5,250 | 110,952 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Oct 2, 2023 | Oct 4, 2023 | M | 20,000 | $3.60 | $72,000 | 21,036 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Oct 2, 2023 | Oct 4, 2023 | F | 7,118 | $10.12 | $72,034 | 13,918 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Oct 2, 2023 | Oct 4, 2023 | M | 8,000 | $3.15 | $25,200 | 21,918 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Oct 2, 2023 | Oct 4, 2023 | F | 2,491 | $10.12 | $25,209 | 19,427 | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Oct 2, 2023 | Oct 4, 2023 | M · derivative | 20,000 | $3.60 | $72,000 | not reported | No | Form 4 |
| Grondin RichardEVP of Waste Treatment Ops | Oct 2, 2023 | Oct 4, 2023 | M · derivative | 8,000 | $3.15 | $25,200 | 2,000 | No | Form 4 |
| Reeder Joe | Oct 2, 2023 | Oct 3, 2023 | A | 2,057 | $7.84 | $16,127 | 224,252 | No | Form 4 |
| Grumski Joseph Timothy | Oct 2, 2023 | Oct 3, 2023 | A | 2,089 | $7.84 | $16,378 | 46,115 | No | Form 4 |
| Duggan Kerry C | Oct 2, 2023 | Oct 3, 2023 | A | 1,120 | $7.84 | $8,781 | 17,754 | No | Form 4 |
| Shelton Larry | Oct 2, 2023 | Oct 3, 2023 | A | 1,907 | $7.84 | $14,951 | 165,162 | No | Form 4 |
| Zwecker Mark A | Oct 2, 2023 | Oct 3, 2023 | A | 1,596 | $7.84 | $12,513 | 223,048 | No | Form 4 |
| Bostick Thomas | Oct 2, 2023 | Oct 3, 2023 | A | 1,722 | $7.84 | $13,500 | 32,703 | No | Form 4 |
| Wamp Zach Paul | Oct 2, 2023 | Oct 3, 2023 | A | 1,161 | $7.84 | $9,102 | 40,863 | No | Form 4 |